Today we will remember them when we see planes ____in the sk
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Today we will remember them when we see planes ____in the sky
A、fly
B、flying
A、fly
B、flying
答案应该是B
“see …… do sth ”表示看到某人做某事了,强调看见谁做过什么事.
“see …… doing sth ”表示看到某人正在做某事强调“看见某人正在做某事”.
这里的意思是当我们看到飞机正在飞的时候想到他们,所以应该用doing,而不是do.
“see …… do sth ”表示看到某人做某事了,强调看见谁做过什么事.
“see …… doing sth ”表示看到某人正在做某事强调“看见某人正在做某事”.
这里的意思是当我们看到飞机正在飞的时候想到他们,所以应该用doing,而不是do.
Today we will remember them when we see planes ____in the sk
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